Electronic control module for motor controller units

Details Electronic control module for motor controller units Electronic control module for motor controller units

1996-01-26

1997-08-12

Gaffin, Jeffrey A.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Motor protective condition responsive circuits

361 93, 361 97, 361115, H02H 504

Patent

active

056571933

ABSTRACT:
A motor controller unit that employs standard motor contactors and electronic circuit breakers includes an electronic control module (ECM) for interfacing with the contactors and circuit breakers. Electrical connection with the circuit breaker electronic trip unit and the ECM is made by means of the circuit breaker rating plug. Electrical connection with the contactors and the ECM is made by means of externally-accessible terminal screws.

REFERENCES:
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patent: 4243920 (1981-01-01), Brehm
patent: 4649455 (1987-03-01), Scott
patent: 4672501 (1987-06-01), Bilac et al.
patent: 4728914 (1988-03-01), Morris
patent: 5057962 (1991-10-01), Alley et al.
patent: 5204798 (1993-04-01), Scott
patent: 5235301 (1993-08-01), Dittmann et al.
patent: 5448442 (1995-09-01), Farag

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